Glossary of HIV/AIDS-Related Terms - AIDSinfo - National Institutes ...

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Cognitive Impairment
Difficulty thinking, reasoning, or remembering. Some people with HIV
may have cognitive impairment.
Cohort
A group of individuals with certain characteristics in common, such as
age or disease risk factor. For example, participants for a clinical trial may
be recruited from a particular cohort, such as women of child-bearing
age, children under 5 years old, or males with high blood pressure.
SEE RELATED TERM(S): Clinical Trial
Coinfection
When a person has two or more infections at the same time. For
example, a person infected with HIV may be coinfected with hepatitis
C (HCV) or tuberculosis (TB) or both.
SEE RELATED TERM(S): Monoinfection
Colitis
Inflammation of the colon (large intestine). Symptoms can include
abdominal pain, nausea, and diarrhea. Colitis may be associated with
HIV infection or related opportunistic infections.
Combination Therapy
ALSO KNOWN AS: Antiretroviral Therapy
Combined Antiretroviral Therapy
ALSO KNOWN AS: Antiretroviral Therapy
Common Logarithm
ALSO KNOWN AS: Log10
Communicable Disease
An infectious disease that is contagious.
SEE RELATED TERM(S): Contagious Disease, Infectious Disease
28 HIV/AIDS Glossary